Wonderful compilation of advice and instruction from operatic immortals: Nellie Melba on voice training and preservation, Alma Gluck on building a vocal repertoire, Geraldine Farrar on the will to succeed, plus contributions from Caruso, Galli-Curci, Garden, Lehmann, many more. Indispensable for singers and any opera lover. Cooke, long-time editor of Etude Magazine, provides an Introduction. 24 photographs. -